Just a short time after reducing regulations regarding fuel and exhaust systems around diesel engines, the EPA seems to be ...

On the heels of clarifying farmers’ right to repair their own equipment, EPA is escalating pressure on diesel engine manufacturers over ongoing Diesel Exhaust Fluid (DEF) system failures the ...

EPA has proposed ending diesel exhaust fluid-related engine derates, replacing the gradual dialing back of truck performance ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Environmental Protection Agency, working hand in hand with the U.S. Small Business Administration, is providing relief ...

The Environmental Protection Agency is asking diesel engine makers to provide information about diesel exhaust fluid system failures as it considers changes to emissions regulations. The move is a ...

EPA eased DEF headaches for truckers. Now lawmakers want to make sure a future administration can't undo those changes. Find ...

Last Thursday US EPA Admin Lee Zeldin published a proposal that would eliminate the need to reduce engine performance when ...

The MarketWatch News Department was not involved in the creation of this content. Washington, DC, April 21, 2026 (GLOBE NEWSWIRE) -- The Engine Technology Forum (ETF) today announced the availability ...

Diesel engines are known for several things. Power and torque are the biggest attractions, but there is another attribute that drivers like. They can rack up a lot of mileage without needing major ...

The U.S. Environmental Protection Agency, working hand in hand with the U.S. Small Business Administration, is providing relief for any farmer whose tractor has suddenly shut down mid-field, or ...